Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof withgraphical user interface, showing my new design; and,

FIG. 2 is a front view of a display screen or portion thereof withgraphical user interface, showing an alternative embodiment of my newdesign.

In the drawings, the broken lines depict environmental subject matteronly and form no part of the claimed design. The dot-dash broken linesdefine boundaries of the claimed design and form no part thereof.

CLAIM I claim, the ornamental design for a display screen or portionthereof with graphical user interface, as shown and described.